st

my build of st
git clone git://git.ckyln.com/st
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commit 375b28720f7c78e6fac1c274f9dee7c40a78aacb
parent d836561b96097b04760104e7e0f8d014f5889a18
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Sat, 21 Nov 2015 18:21:03 +0100

Avoid recursive call to ttywrite from ttyread

Ttyread() calls to ttywrite, so if we check for reading before
that for writing in ttywrite we can get a circular call sequence.

Diffstat:
Mst.c | 4++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/st.c b/st.c @@ -1518,8 +1518,6 @@ ttywrite(const char *s, size_t n) continue; die("select failed: %s\n", strerror(errno)); } - if (FD_ISSET(cmdfd, &rfd)) - lim = ttyread(); if (FD_ISSET(cmdfd, &wfd)) { /* * Only write the bytes written by ttywrite() or the @@ -1543,6 +1541,8 @@ ttywrite(const char *s, size_t n) break; } } + if (FD_ISSET(cmdfd, &rfd)) + lim = ttyread(); } return;